From 973464436acb53d2f606b3007faf0bf176912a26 Mon Sep 17 00:00:00 2001 From: Aikar Date: Tue, 22 Mar 2016 00:33:47 -0400 Subject: [PATCH] Use a Shared Random for Entities Reduces memory usage and provides ensures more randomness, Especially since a lot of garbage entity objects get created. diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java index dbaf2863b..aabf25cf2 100644 --- a/src/main/java/net/minecraft/server/Entity.java +++ b/src/main/java/net/minecraft/server/Entity.java @@ -46,6 +46,7 @@ public abstract class Entity implements ICommandListener { // CraftBukkit start private static final int CURRENT_LEVEL = 2; + public static Random SHARED_RANDOM = new Random(); // Paper static boolean isLevelAtLeast(NBTTagCompound tag, int level) { return tag.hasKey("Bukkit.updateLevel") && tag.getInt("Bukkit.updateLevel") >= level; } @@ -165,7 +166,7 @@ public abstract class Entity implements ICommandListener { this.length = 1.8F; this.ax = 1; this.ay = 1.0F; - this.random = new Random(); + this.random = SHARED_RANDOM; // Paper this.fireTicks = -this.getMaxFireTicks(); this.justCreated = true; this.uniqueID = MathHelper.a(this.random); -- 2.13.0